======================== unified (from filesystem) ========================
                                         'bitrate'  '251.725'
                                        'duration'  '265'
                                          'artist'  'Andy Rehfeldt'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Cannibal Corpse-Hammer Smashed Face(Radio D#$&ey Version)-C-eYIeUPD0s.mkv'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-4', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['death metal', 'jazz', 'metal', 'cover', 'parody']"
                                     'discogstags'  ("['classical', 'jazz', 'contemporary', 'art rock', 'rock', 'jazz-rock', "
 "'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'set-th-novelty-styledcovers;set-cover or covered'
                                             'bpm'  '132.3'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TBPM' (BPM (beats per minute))                     '132.3'
'TCON' (Content type, a.k.a. Genre)                 ['set-th-novelty-styledcovers', 'set-cover or covered']
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Cannibal Corpse-Hammer Smashed Face(Radio D#$&ey Version)-C-eYIeUPD0s.mkv'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'Andy Rehfeldt'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:COMPATIBLE_BRANDS'                            'iso6avc1mp41'
'TXXX:MAJOR_BRAND'                                  'dash'
'TXXX:MINOR_VERSION'                                '0'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['classical',
 'jazz',
 'contemporary',
 'art rock',
 'rock',
 'jazz-rock',
 'experimental']
'TXXX:lastfmtags'                                   ['death metal', 'jazz', 'metal', 'cover', 'parody']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.96 dB'
'TXXX:replaygain_track_peak'                        '0.709047'

========================== row from database ==========================
                                              'id'  974297
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/AndyRehfeldt/Radio Disney/Cannibal Corpse-Hammer Smashed Face(Radio D#$&ey Version)-C-eYIeUPD0s.mkv.mp3
                                         'working'  None
                                         'bitrate'  252
                                    'duration_sec'  265
                                           'genre'  set-th-novelty-styledcovers;set-cover or covered
                                        'filesize'  8372007
                                           'mtime'  1642257212
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm AndyRehfeldt Disney set th novelty styledcovers;set cover covered
                                      'tag_artist'  Andy Rehfeldt
                                     'tag_release'  None
                                       'tag_title'  Cannibal Corpse-Hammer Smashed Face(Radio D#$&ey Version)-C-eYIeUPD0s.mkv
                                             'bpm'  132.3
                                    'search_title'  'c':14,19 'cannibal':1 'corpse':2 'corpsehammer':4 'd':9,11 'e':20 'ey':10,12 'eyieupd0s':15 'face':6 'faceradio':8 'hammer':3 'mkv':16,24 'radio':7 'smashed':5 'upd0s':23 'upd0smkv':25 'version':13,18 'versionce':21 'versionceyieupd0smkv':17 'yie':22
                                   'search_artist'  'andy':1 'rehfeldt':2
                                  'search_release'  
                                     'search_rest'  'andy':12 'andyrehfeldt':1 'cover':10 'covered':11 'disney':2 'novelty':5 'rehfeldt':13 'set':3,7,9 'styledcovers':6,8 'th':4
                                    'search_combo'  'andy':26B,39 'andyrehfeldt':28 'c':14A,19A 'cannibal':1A 'corpse':2A 'corpsehammer':4A 'cover':37 'covered':38 'd':9A,11A 'disney':29 'e':20A 'ey':10A,12A 'eyieupd0s':15A 'face':6A 'faceradio':8A 'hammer':3A 'mkv':16A,24A 'novelty':32 'radio':7A 'rehfeldt':27B,40 'set':30,34,36 'smashed':5A 'styledcovers':33,35 'th':31 'upd0s':23A 'upd0smkv':25A 'version':13A,18A 'versionce':21A 'versionceyieupd0smkv':17A 'yie':22A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-4', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['death metal', 'jazz', 'metal', 'cover', 'parody']
                                        'tag_date'  2010
                                     'discogstags'  ['classical', 'jazz', 'contemporary', 'art rock', 'rock', 'jazz-rock', 'experimental']

============================== file details ==============================
                                           'mtime'  1642257212.4599562  (2022-01-15 15:33:32)
                             'size'  8372007